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<http://webisa.webdatacommons.org/261172060>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patents.com> .
<http://webisa.webdatacommons.org/prov/335054766>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/261172060> .
<http://webisa.webdatacommons.org/261172060>	<http://www.w3.org/ns/prov#value>	"For example, the mounting unit can be provided with a manually operable cam, screw or other mechanism for forcibly engaging a locking element against the patient support." .